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How To: Look for this icon to study the steps that you need to learn to perform certain tasks.Packet Tracer Activities: Explore networking concepts in activities interspersed throughout some chapters using Packet Tracer v4.1 developed by Cisco.Klappentext b Title:/b The Brave Old Salt; or, Life on the Quarter Deck.br/br/b Publisher:/b British Library, Historical Print Editionsbr/br/The British Library is the national library of the United Kingdom.

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New and improved features help you study and succeed in this course: * Chapter objectives: Review core concepts by answering the questions listed at the beginning of each chapter.

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The Companion Guide, written and edited by a Networking Academy instructor, is designed as a portable desk reference to use anytime, anywhere.

The book's features reinforce the material in the course to help you focus on important concepts and organize your study time for exams.10 Legacy Equipment 10 Advanced Technology 11 New Options 12 Separate Voice, Video, and Data Networks 13 Matching Switches to Specific LAN Functions 15 Considerations for Hierarchical Network Switches 15 Traffic Flow Analysis 15 User Community Analysis 17 Data Stores and Data Servers Analysis 19 Topology Diagrams 20 Switch Features 22 Switch Form Factors 22 Switch Performance 24 Power over Ethernet and Layer 3 Functionality 26 Switch Features in a Hierarchical Network 28 Access Layer Switch Features 28 Distribution Layer Switch Features 30 Core Layer Switch Features 31 Switches for Small and Medium Sized Business (SMB) 33 Catalyst Express 500 33 Catalyst 2960 34 Catalyst 3560 35 Catalyst 3750 36 Catalyst 4500 36 Catalyst 4900 37 Catalyst 6500 38 Comparing Switches 39 Summary 40 Labs 40 Check Your Understanding 41 Challenge Questions and Activities 44 Chapter 2 Basic Switch Concepts and Configuration 45 Objectives 45 Key Terms 45 Introduction to Ethernet/802.3 LANs 46 Key Elements of Ethernet/802.3 Networks 46 CSMA/CD 46 Ethernet Communications 47 Duplex Settings 49 Switch Port Settings 50 Switch MAC Address Table 51 Design Considerations for Ethernet/802.3 Networks 52 Bandwidth and Throughput 52 Collision Domains 53 Broadcast Domains 54 Network Latency 54 Network Congestion 55 LAN Segmentation 55 LAN Design Considerations 56 Forwarding Frames Using a Switch 58 Switch Forwarding Methods 59 Symmetric and Asymmetric Switching 60 Memory Buffering 60 Layer 2 and Layer 3 Switching 62 Switch Management Configuration 63 Navigating Command-Line Interface Modes 63 GUI-Based Alternatives to the CLI 65 Using the Help Facility 68 Accessing the Command History 70 Switch Boot Sequence 71 Prepare to Configure the Switch 72 Basic Switch Configuration 72 Management Interface 73 Default Gateway 74 Duplex and Speed 75 HTTP Access 76 MAC Address Table Management 77 Verifying Switch Configuration 78 Basic Switch Management 80 Backing Up and Restoring Switch Configuration Files 80 Using a TFTP Server with Switch Configuration Files 82 Clearing Switch Configuration Information 84 Configuring Switch Security 85 Configuring Password Options 85 Securing Console Access 85 Securing Virtual Terminal Access 87 Securing Privileged EXEC Access 88 Encrypting Switch Passwords 89 Password Recovery 90 Login Banners 92 Configure Telnet and SSH 93 Configuring Telnet 93 Configuring SSH 94 Common Security Attacks 96 MAC Address Flooding 96 Spoofing Attacks 100 CDP Attacks 101 Telnet Attacks 102 Security Tools 103 Configuring Port Security 105 Securing Unused Ports 110 Summary 111 Labs 111 Check Your Understanding 112 Challenge Questions and Activities 117 Chapter 3 VLANs 121 Objectives 121 Key Terms 121 Introducing VLANs 122 Defining VLANs 122 Benefits of VLANs 124 VLAN ID Ranges 126 Types of VLANs 126 Voice VLANs 131 Network Application Traffic Types 133 Switch Port Membership Modes 136 Controlling Broadcast Domains with VLANs 138 VLAN Trunking 143 VLAN Trunks 144 IEEE 802.1Q Frame Tagging 145 Native VLANs 147 Trunking Operation 148 Trunking Modes 149 Configure VLANs and Trunks 151 Configure a VLAN 152 Managing VLANs 155 Managing VLAN Memberships 158 Configure a Trunk 160 Troubleshooting VLANs and Trunks 164 Common Problems with Trunks 165 A Common Problem with VLAN Configurations 171 Summary 173 Labs 173 Check Your Understanding 174 Challenge Questions and Activities 178 Chapter 4 VTP 181 Objectives 181 Key Terms 181 VTP Concepts 182 What Is VTP?Geben Sie Ihre E-Mail-Adresse oder Handynummer ein und Sie erhalten einen direkten Link, um die kostenlose Reader-App herunterzuladen.Folgt der Spur und gelangt so zu einem Loch in einer Mauer, an dem ein Goliath Grouper wartet.Haltet euch an dem Fisch fest und er führt euch auf die andere Seite.Written for a range of audiences, these works are a treasure for any curious reader looking to see the world through the eyes of ages past.